Opening the attached document, I found an article discussing why sleeping in an unmade bed was healthier than sleeping in a made one.

打开附件，我看到了一篇讨论为什么睡在没叠被子的床上比睡在叠好了的床上更健康。

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Patterns (such as the Factory Method mentioned in this article) are an important tool for understanding and discussing object-oriented design.

模式(如本文中提到的Factory Method模式)是理解和讨论面向对象设计的重要工具。

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Ginder, professor of economics at Iowa State University, wrote in an article discussing the limitations to growth ethanol faced.

FORBES: Ethanol: Getting There Is None Of The Fun

The New York Times ran an article in December 2004 discussing the Florida public pension consultant problem and, rather than prompt action, the article resulted in some angry mayors.

FORBES: The Long Overdue Florida Public Pension Clean-Up (November 21, 2007 )

In an article in The Washington Post discussing the lessons he has learned in his ten years as UN Secretary General, Kofi Annan says we are all responsible for each other's security in today's world.

CNN: Highlights from the world's press